But there is real biochemistry behind why stress can hit women differently and often harder than men. Women’s hormonal systems are more cyclical, more dynamic, and more interconnected. When stress enters the picture, it can disrupt multiple systems at once.

Let’s talk about why that happens.

The Stress Response: A Quick Refresher

When you experience stress, your body activates the hypothalamic-pituitary-adrenal axis, also called the HPA axis.

This leads to the release of cortisol, your primary stress hormone. Cortisol is not inherently bad. In fact, it is essential for survival. It helps regulate blood sugar, blood pressure, inflammation, and energy production.

The problem arises when stress becomes chronic.

Instead of short bursts of cortisol followed by recovery, the body remains in a prolonged stress state. Over time, this can disrupt other hormone systems, particularly in women.

Progesterone and Cortisol 

Cortisol and progesterone are both steroid hormones derived from cholesterol. They share upstream building blocks in what we call the steroidogenesis pathway.

In times of chronic stress, the body prioritizes survival. That means shunting resources toward cortisol production.

This phenomenon is often referred to as the “pregnenolone steal” in functional medicine. While the terminology is debated in academic circles, the concept is clinically relevant. When the body is under sustained stress, more precursors may be directed toward cortisol at the expense of sex hormone production.

For women, this can mean lower progesterone levels over time.

Why Progesterone Is So Important for Women

Progesterone is often thought of only as a reproductive hormone, but it does far more than regulate the menstrual cycle.

Progesterone:

• Supports mood stability
• Promotes restful sleep
• Helps counterbalance estrogen
• Supports healthy stress resilience
• Calms the nervous system through GABA receptor modulation

When progesterone levels decline relative to cortisol, women may experience:

• Increased anxiety
• Insomnia
• PMS symptoms
• Irregular cycles
• Estrogen dominance symptoms
• Increased stress sensitivity

In other words, chronic stress can create a biochemical environment that amplifies emotional and physical stress responses.

Smaller Stress Buffering Reserves

Another important factor is what I often refer to as “stress buffering capacity.”

Women’s hormonal systems are cyclical. Throughout the month, estrogen and progesterone rise and fall in predictable patterns. These shifts influence neurotransmitters, immune function, metabolism, and brain chemistry.

Because of this cyclical nature, women may have narrower margins for chronic stress before symptoms appear.

For example:

• In the luteal phase, when progesterone should be higher, stress may blunt progesterone production.
• Perimenopause naturally lowers progesterone levels, making women more vulnerable to cortisol imbalances.
• Postpartum periods dramatically shift hormone levels while sleep deprivation increases cortisol load.

Each of these life stages reduces the buffer that normally helps women regulate stress.

Men’s testosterone patterns are more stable and less cyclical. While men absolutely experience the harmful effects of chronic stress, their hormone fluctuations are generally less dynamic on a month to month basis.

This does not make women weaker. It means their systems are more hormonally complex.

Cortisol and Blood Sugar Instability

Another piece of the puzzle is blood sugar.

Cortisol raises blood sugar to provide quick energy during stress. When stress is chronic, blood sugar dysregulation becomes more common.

Women are particularly sensitive to blood sugar swings because they directly influence reproductive hormone signaling. Even subtle insulin resistance can impair ovulation and lower progesterone output.

We often see this pattern:

Chronic stress → elevated cortisol → blood sugar instability → reduced ovulation quality → lower progesterone → increased stress reactivity

Thyroid, Stress, and Energy

Stress also influences thyroid function.

Elevated cortisol can reduce the conversion of T4 to active T3. For many women, this contributes to symptoms like fatigue, hair thinning, cold intolerance, and weight changes.

Because thyroid hormones influence ovarian function and metabolism, this adds another layer of vulnerability.

Again, this is not about fragility. It is about interconnected systems.

The Nervous System Component

Biochemistry is only part of the story. The nervous system plays a major role.

Progesterone has calming effects on the brain through its metabolite allopregnanolone, which interacts with GABA receptors. When progesterone is lower, women may feel more anxious or reactive to stress.

At the same time, chronic cortisol exposure can sensitize the amygdala, making the stress response more easily triggered.

This is why many women describe feeling like their stress tolerance has changed. It often has a hormonal underpinning.

Life Stages That Increase Vulnerability To Stress

Certain stages of life amplify this cortisol-progesterone dynamic:

Perimenopause
Ovulation becomes less consistent, progesterone declines, and stress resilience drops.

Postpartum
Progesterone plummets after birth, while sleep deprivation elevates cortisol.

High performance careers combined with inadequate recovery
Chronic sympathetic activation suppresses reproductive signaling.

Chronic under-eating or over-exercising
Energy deficits increase cortisol output and reduce sex hormone production.

In each case, stress and reproductive hormones intersect.

What We Can Do About It

The goal is not to eliminate stress. That is unrealistic. The goal is to increase resilience and restore balance.

This may include:

• Stabilizing blood sugar through balanced meals
• Supporting adrenal function with targeted nutrients
• Optimizing sleep quality
• Assessing thyroid and reproductive hormone balance
• Reducing inflammatory load
• Incorporating nervous system regulation practices

When progesterone and cortisol regain balance, women often notice improvements in sleep, mood, cycle regularity, and overall stress tolerance.

Ready to Support Your Stress and Hormones?

If you are noticing increased stress sensitivity, sleep disruption, PMS, cycle changes, or fatigue, it may be time to look deeper. Let’s work together to identify where cortisol and reproductive hormones may be out of sync and create a personalized plan to restore balance.

References

Chrousos GP. Stress and disorders of the stress system. Nat Rev Endocrinol. 2009 Jul;5(7):374-81. doi: 10.1038/nrendo.2009.106. Epub 2009 Jun 2. PMID: 19488073.

Nepomnaschy, P. A., et al. (2004). Stress and female reproductive function. Annals of the New York Academy of Sciences, 1032, 135–146.

Gore IR, Gould E. Developmental and adult stress: effects of steroids and neurosteroids. Stress. 2024 Jan;27(1):2317856. doi: 10.1080/10253890.2024.2317856. Epub 2024 Apr 2. PMID: 38563163; PMCID: PMC11046567.

Viau, V. (2002). Functional cross talk between the hypothalamic-pituitary-gonadal and adrenal axes. Journal of Neuroendocrinology, 14(6), 506–513.

Whirledge, S., & Cidlowski, J. A. (2013). A role for glucocorticoids in stress-impaired reproduction. Reproduction, 146(5), R141–R155.

Woods, N. F., et al. (2008). Endocrine changes during the menopausal transition. Endocrine Reviews, 29(1), 47–67.

The holidays are a busy time of year, and because of that, we all tend to change our typical schedules. With ample opportunities to eat sugary, festive foods and skip workouts for holiday activities, maintaining a healthy routine can sometimes be challenging! 

While many struggle to find balance during this season, it is entirely possible to enjoy the festivities while also maintaining your goals.

Here are some simple strategies that will help keep you on track so that you can enjoy a happy and healthy holiday season.

Mindful Nutrition During The Holidays

From family dinners to cocktail parties, eating healthy during the holidays can be overwhelming. A key component to staying on track amidst all the temptation is to be mindful of your eating and your attitude toward food.

Here’s what mindful holiday eating can look like: 

1. Don’t skip meals. It is not wise to restrict your calories in preparation for a big holiday dinner. Nourish your body with a balanced breakfast and lunch, just as you would any day. Not eating enough during the day will cause blood sugar dysregulation and only make you more likely to binge at dinner. Rather than showing up to dinner starving and making a beeline for the cheese board, eat your regular meals beforehand– you’ll be able to make smarter choices and enjoy your food, too!
2. Stay well hydrated. With all the hustle and bustle of the holidays, we can easily forget to drink enough water. Make it your goal this December to always have a water bottle by your side to support your health. Hydration makes us feel more full, preventing overeating. It also aids in digestion, mood, focus, and energy levels. If you’re celebrating with an alcoholic drink or two this year, water will help offset the dehydrating effects of alcohol. It’s recommended to have a full glass of water in between every alcoholic beverage.
3. Prioritize fruits & veggies. Rather than focusing on all the things you can’t have, fill your plate with an abundance of nutrient-dense foods like fresh seasonal vegetables, colorful fruits, and lean proteins. When you prioritize foods that leave you satiated and meet your nutritional needs, the occasional indulgence is possible, because you won’t feel the need to overeat the less healthy options.
4. Plan your meals thoughtfully. Planning your meals is a great tool to have under your belt this holiday season. It can help you to consistently make good nutritional choices and stay on track with your goals. Plus, planning your meals ahead of time avoids food waste, and saves time and money!
5. Support your health with supplements. Between changes in temperatures, traveling, sleep and routine disruptions, and nutritional challenges, the holidays can be hard on our immune systems. I recommend supplementing with high-quality vitamins & minerals to be sure your body is getting all the nutrients it needs. With sunlight levels dropping, vitamin D is an excellent supplement to support your hormone balance, mood, and bone health. Additionally, magnesium, omega 3s, and probiotics are beneficial supplements year-round. As always, speak with a healthcare provider before taking any new supplementation – I can help if you need personalized guidance!

Staying Active And Energized  

As your calendar fills up with holiday parties and events, fitting in exercise can seem impossible. Even if you don’t exercise as much as you would the rest of the year, getting some form of activity daily will still benefit your overall physical and mental health.

Here are some tips for staying fit amid the festivities: 

1. Pre-plan your workouts. Rather than trying to squeeze workouts in at the end of a busy day, plan them out ahead of time. Even if the plan changes, you’ll be more likely to follow through with a workout you’ve already committed to in your calendar. Try to plan for simple, low-maintenance workouts that require little equipment – maybe a 10-minute body-weight routine or a light jog. This way, if you’re traveling or staying with relatives, you know that you can get your exercise in without having to find a nearby gym. 
2. Make it an activity. The holidays are a time to spend time with your friends and family. Rather than gathering around the TV, try to get outside together. You can catch up during a nature walk or make new memories by trying an exercise class.
3. Move, move, move! Even if you have less time for your regular workouts, simply staying active and moving is key. Little things like taking the stairs, parking further away, or cleaning the house can go a long way. Put on some festive music and get moving!

Finding Balance 

Maintaining a good balance between work, life, family and other commitments is crucial for mental well-being during the busy holiday season. Remember that if you don’t take care of yourself, you won’t be able to give your energy to others!

Here are a few ideas for taking care of you: 

1. Maintain a healthy and consistent bedtime routine. Being well-rested is one of the best gifts you can give yourself (and those around you!). Try to reduce your screen time and caffeine/sugar intake in the hours before bed. Sleeping in a cool, clean, and dark room is also beneficial for restful sleep. 
2. Set healthy boundaries. Repeat after me: It is OK to say no to an event or party if it means saying yes to your health! While we all want to please our friends and families remember not to stretch yourself too thin this year. 
3. Practice mindfulness and gratitude. The holidays don’t always bring joy – sometimes they come along with feelings of guilt, loneliness, and stress. Shifting your mindset to gratitude can help mitigate some of these feelings when they come up. Enjoy the meals you get to eat and the company you get to keep. I recommend journaling or keeping a gratitude journal, which has been shown to greatly reduce stress levels. You may even find you carry this practice into the New Year!

I hope these tips will help you enjoy the holiday season happily and healthily. While it can be challenging at times, taking care of your health is a must for enjoying the festivities fully. If you have questions or would like more personalized tips on feeling your best this season or even into the New Year, feel free to reach out! 

Sources

1. Zendegui, E., West, J., & Zandberg, L. (2014). Binge Eating Frequency and Regular Eating Adherence: The Role of Eating Pattern in Cognitive Behavioral Guided Self-Help. Eat Behav., 15(2), 241-3. https://pubmed.ncbi.nlm.nih.gov/24854811/
2. The importance of hydration | News | Harvard T.H. Chan School of Public Health. (2017, September 28). Harvard T.H. Chan School of Public Health. https://www.hsph.harvard.edu/news/hsph-in-the-news/the-importance-of-hydration/
3. The Effects of Dehydration, Moderate Alcohol Consumption, and Rehydration on Cognitive Functions. (2013). Alcohol, 47(3), 203-13. https://pubmed.ncbi.nlm.nih.gov/23352231/
4. Roe, L., Meengs, J., & Rolls, B. (2012). Salad and Satiety: The Effect of Timing of Salad Consumption on Meal Energy Intake. Appetite, 58(1), 242-248. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3264798/
5. Landsdowne, A. T., & Provost, S. C. (1998). Vitamin D3 Enhances Mood in Healthy Subjects During Winter. Psychopharmacolgy, 135(4), 319-23. https://pubmed.ncbi.nlm.nih.gov/9539254/
6. Okamoto-Mizuno, K., & Mizuno, K. (2012). Effects of Thermal Environment on Sleep and Circadian Rhythm. J Physiol Anthropol., 31(1), 14. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3427038/
7. Cunha, L., Pellanda, L., & Reppold, C. (2019). Positive Psychology and Gratitude Interventions: A Randomized Clinical Tria. Frontiers in Psychology, 10. https://www.frontiersin.org/articles/10.3389/fpsyg.2019.00584/full

A study conducted by Dag Neckelmann, MD, Ph.D., of the Department of Psychiatry at Haukeland University Hospital in Bergen, Norway, shows that chronic insomnia increases your odds of having anxiety disorders. So, treating chronic insomnia may be one way to alleviate feelings of anxiety.

Although many people have suffered insomnia in certain periods of their lives, chronic insomnia is characterized by one month or more of having trouble falling asleep, waking up too early or overall poor quality of sleep. It affects 10 percent of adults in the US.

To fight chronic insomnia, first check with a health care provider to ensure that conditions like heart disease, diabetes, epilepsy, pregnancy, menopause or arthritis aren’t the cause of the problem. Certain medications may also negatively affect healthy sleep.

Seek any psychological factors that are affecting your rest. For example, one major sign of depression is not being able to go back to sleep after waking up too early. So, in this case, treating your depression may also help with your insomnia.

One way to deter both anxiety and insomnia is to cut down on caffeine and alcohol. Coffee is the obvious culprit when it comes to too much caffeine but you also want to avoid tea, soft drinks, chocolate and certain medications. While you may fall asleep quickly after drinking alcohol, your sleep will be light and fragmented.

Calcium enhances sleep, as do B vitamins and magnesium.

And then there’s smoking. . . Nicotine increases blood pressure, speeds up the heart rate and stimulates brain activity—not what you want when you’re trying to get a good night’s sleep.

Another way to kick the insomnia is through exercise. You don’t have to jump gung-ho into a gym or athletic club, though. Just a 20 minute walk every day (or even 3/4 times a week) can help. The best time to exercise is in the late afternoon. Do not exercise just before bed—that would be counter-productive as exercise stimulates your body.

The right environment and position are also conducive to sleep. Your room should be as dark as possible. Any kind of light, and especially blinking, flashing lights or lights from the TV, are disruptive to sleep.

You can also try wearing a mask to block out light although some find this uncomfortable. A white noise maker is a way to block out bumps in the night or other sounds that could wake you up. Temperature is also important. Make sure that your thermostat is set at a comfortable position for you when you’re covered in blankets.

If you’ve tried everything and you still can’t sleep, try not to get stressed out about it. This just makes matters worse. Try to do something calming like reading or taking a warm bath and go back to bed as soon as you start feeling sleepy.

The above information about anxiety and insomnia does not substitute medial advice given by a health professional.